Good luck but I am not sure if those mods will be helping drop the time much, but then again I have only raced my car on the track a few times so I am not sure.
From what I gather, take out your spare tire and go with as little gas as possible in the tank so to shave off some time for less weight.
GumpCrew #1 (dismantled)
Trying to get back in, free SVT parts welcome!!